采用小孔法测定了不同热处理方法消除焊接残余应力的效果。
Effects of relieving residual welding stress with different heat treatment methods were studied by the method of drilling little holes.
某设备制造厂电机配水环管立缝在消除应力热处理后，熔合线附近出现裂纹。
A crack is found after SR heat treatment in the vertical welding fusion line for water distribution ring pipe of a electric machinery.
合理的热处理工艺消除了残余应力，提高了机加工精度。
The rational heat treatment diminishes the residue stress and improves the precision of machining.
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